| Júlio | Lobão | University of Porto - School of Economics and Management | Portugal | Economics, Econometrics and Finance | Finance | worldtopscientists.com |
| Jun | Wang | Beijing University of Chemical Technology | China | Computer Science | Robot Navigation | worldtopscientists.com |
| Junaid | Riaz | Kunming University of Science and Technology | China | Materials Science | Supercapacitor | worldtopscientists.com |
| Junde | Guo | Xi'an Technological University | China | Engineering | Mechanical Design and Theory | worldtopscientists.com |
| Junhyuk | Nam | Soongsil University | South Korea | Energy | Distributed Energy System, Machine Learning | worldtopscientists.com |
| Jyoti prasad | Borah | NIT Nagaland | India | Materials Science | Nanomagnetism | worldtopscientists.com |
| Kaan | Koçali | Occupational Health and Safety | Turkey | Social Sciences | Occupational Health and Safety | worldtopscientists.com |
| Kafa | Al-Khasawneh | Jordan Research and Training Reactor | Jordan | Engineering | Nuclear Engineering | worldtopscientists.com |
| kai | peng | Guangdong Academy of Agricultural Sciences | China | Agricultural and Biological Sciences | Sub Division Animal Nutrition and Feed Science | |
| Kai | Wang | The University of Queensland | Australia | Chemical Engineering | Catalysis | worldtopscientists.com |
| Kaili | Wang | NB U | China | Other | No | worldtopscientists.com |
| Kamal | Reddad | national school of applied science kenitra | Morocco | Energy | Hydrogen storage | worldtopscientists.com |
| Kamal | Kishore | Eternal University, Baru Sahib | India | Chemistry | Surfactant Chemistry | worldtopscientists.com |
| Kamalika | Sen | University of Calcutta | India | Chemistry | Analytical Chemistry | worldtopscientists.com |
| kamel | Eid | Qatar university | Qatar | Chemistry | electrocatalysts | worldtopscientists.com |
| Kammogne Djoum nana | Anicet | University of Dschang | Cameroon | Physics and Astronomy | Theoretical Condensed matter physics | worldtopscientists.com |
| Kamran | Mohy-ud-din | kamran.mohyuddin@iqra.edu.pk | Pakistan | Business, Management and Accounting | Corporate finance | |
| Kaneez Fatima | Dar | Indian Institute of Technology Roorkee | India | Psychology | Cognitive psychology | worldtopscientists.com |
| kannan | | Arunai Engineering College | India | Engineering | Electrical | worldtopscientists.com |
| Karan | Sharma | Indian Institute of Chemical Technology | India | Chemical Engineering | Waste Valorisation and Environment Engineering | worldtopscientists.com |